Most consumer point and shoot digital cameras say something like, "5x optical zoom," or "9x optical zoom" on the box. But, when you move up to micro-4/3s and SLRs, you lose that. It makes sense - the ...

The magnification (or power) you will see through a given optical system depends on the telescope and the eyepiece. The simple formula is: Magnification = Focal length of telescope ÷ focal length of ...

An international team of astronomers has discovered one of the most extreme instances of magnification by gravitational lensing. Using the Hubble Space Telescope to survey a sample of huge clusters of ...

A British nanotech invention has revolutionized the humble optical microscope by quadrupling its magnification power to a level far beyond what could previously be achieved with visible light. The new ...

is a senior reporter who has covered AI, robotics, and more for eight years at The Verge. Everyone knows the rise of smartphones has put powerful cameras in our pockets, but we forget these cameras ...